The opening keynote Thursday of the USENIX LISA conference in San Diego was by author and security expert Bruce Schneier. In his opinion "perceived security" should be an aspect of all security implementation.

Linux kernel developer Ted T'so shared his know-how in a number of tutorials at the USENIX LISA conference in San Diego. One theme was getting first help for system crashes, and in the process, he took the opportunity to present SystemTap.

More than 1000 sysadmins from all over the world attend the USENIX LISA conference in San Diego -- for the keynote you can join our live stream for free and watch an extraordinary speaker: Sean Dennehy, Chief of Intellipedia Development, Directorate of Intelligence, U.S. Central Intelligence Agency will be talking about the "Need to know Culture".